5.6.2.1. Digital Input

5.6.2.1. Digital Input

 

The photocoupler is used for digital input, and a total of 32 points are provided. The user can input each 16-point signal through the connector and terminal as required.

 

(1)   Input through connector

 

The following Figure and Table show the pin composition of connector CN1 for digital input.

 

 

(a) Board side (3M MDR 10226-52A2JL)

 

 

(b) Plug side 3M MDR 10126-3000VE (HOOD: 10326-52F0-008)

 

Figure 5.35 Digital Input Connector CNI of LDIO Board (BD58A)

 

 

Table 5‑12 Pin Configuration of the Digital Input Connector CNI of the LDIO Board (BD58A)

Pin Number	Signal Name	Function Description
1	IN11	Digital input 11
2	IN12	Digital input 12
3	IN13	Digital input 13
4	IN14	Digital input 14
5	IN15	Digital input 15
6	IN16	Digital input 16
7	IN17	Digital input 17
8	IN18	Digital input 18
9	M2	Power output: DC24V GND
10
11	P2	Power output: DC24V
12
13
14	IN21	Digital input 21
15	IN22	Digital input 22
16	IN23	Digital input 23
17	IN24	Digital input 24
18	IN25	Digital input 25
19	IN26	Digital input 26
20	IN27	Digital input 27
21	IN28	Digital input 28
22	M1	Power output: DC24V GND
23
24	P1	Power output: DC24V
25
26

 

 

 

(2)   Input through terminal block

 

 

Figure 5.36 Digital Input Terminal Block TBI of LDIO Board (BD58A)

 

Table 5‑13 Terminal Configuration of the Digital Input Terminal Block TBI of the LDIO Board (BD58A)

Terminal Block Name	Terminal Number	Signal Name	Function Description
TBI - A	1	P2	Power output: DC24V
	2	IN31	Digital input 31
	3	IN32	Digital input 32
	4	IN33	Digital input 33
	5	IN34	Digital input 34
	6	IN35	Digital input 35
	7	IN36	Digital input 36
	8	IN37	Digital input 37
	9	IN38	Digital input 38
	10	M2	Power output: DC24V GND
TBI - B	1	P2	Power output: DC24V
	2	IN41	Digital input 41
	3	IN42	Digital input 42
	4	IN43	Digital input 43
	5	IN44	Digital input 44
	6	IN45	Digital input 45
	7	IN46	Digital input 46
	8	IN47	Digital input 47
	9	IN48	Digital input 48
	10	M2	Power output: DC24V GND

 

 

The input specification of each port is as follows.

 

l Input port component: AC input photo coupler

l Input impedance= 3 ㏀

l (+) Common input voltage = 24 VDC

l (-) Common input voltage = 0 VDC

 

The user connects the input signal through the method shown in Figure 5.34 below.

 

 

Figure 5.37 Method for Wiring the Input Signal of LDIO Board (BD58A)